Cemach, Harry P. Work study in the office/ English. Cemach, Harry P. With a foreword by F. W. Lawe. - London: Current Affaires Ltd., 1958. - viii, 211p.: illus., tables.; 23 cm. Bibliography: p. 157-160. Subjects--Topical Terms: Job analysis.Office practice. Dewey Class. No.: 65.015 / CEM